ref: fb075f5bb42d140ea2ab583f53e7c1c91c2d896d dir: /sys/src/cmd/unix/drawterm/libc/mallocz.c/
#include <u.h> #include <libc.h> void* mallocz(ulong n, int clr) { void *v; v = malloc(n); if(v && clr) memset(v, 0, n); return v; }